File photo - Andy Murray plays John Isner of the United States during the Mens Singles Final on day seven of the BNP Paribas Masters at Palais Omnisports de Bercy on November
Great backhand winner from Dimitrov v Djokovic: 2016 ATP Masters 1000 Paris 3R - YouTube
Tennis - Monte Carlo Masters - Monaco, 14/04/2016. Jo-Wilfried Tsonga of France plays a shot to his compatriot Lucas Pouille. REUTERS/Eric Gaillard Stock Photo - Alamy
2016 Monte-Carlo Rolex Masters: Thursday Highlights ft. Murray, Federer & Nadal - YouTube
File:Roger Federer at the ATP Tennis World Finals.jpg - Wikimedia Commons
Monte Carlo Draw 2016: Federer's Comeback Tournament - peRFect Tennis
2016 Shanghai Rolex Masters: Quarter-Final Highlights ft. Djokovic, Murray & Simon - YouTube
ATP World Tour Finals 2016 — Wikipédia
Jiri Vesely recalls stunning Novak Djokovic at 2016 Monte Carlo Masters
Serbian tennis star Novak Djokovic takes part in a training session during the 2016 Shanghai Rolex Masters tennis tournament in Shanghai, China, 13 Oc Stock Photo - Alamy
:focal(1131x434:1133x432)/origin-imgresizer.eurosport.com/2016/05/11/1852790-39053031-2560-1440.jpg "Roger Federer, Stan Wawrinka knocked out of Rome Masters - Eurosport")
Roger Federer, Stan Wawrinka knocked out of Rome Masters - Eurosport
Tennis - Monte Carlo Masters - Monaco, 12/04/2016. Grigor Dimitrov of Bulgaria plays a shot to Gilles Simon of France. REUTERS/Eric Gaillard Stock Photo - Alamy
Monte Carlo, Monaco. 17th April, 2016. Rolex Monte Carlo Masters Tennis: Gael Monfils loses to Rafael Nada in the final of the Monte Carlo Masters title at the Monte-Carlo Country Club. Credit:
:focal(1265x388:1267x386)/origin-imgresizer.eurosport.com/2016/05/11/1852865-39054511-2560-1440.jpg "Andy Murray, Novak Djokovic and Roger Federer cruise into third round of Rome Masters - Eurosport")
Andy Murray, Novak Djokovic and Roger Federer cruise into third round of Rome Masters - Eurosport
Roger Federer: Swiss star feeling good after return | CNN
ATP Tour on Twitter: "Career. Golden. Masters. 😲 When @djokernole won Cincinnati & became the first man to lift all nine ATP Masters 1000 titles 🏆 #NittoATPFlashback https://t.co/pD63NiwMfa" / Twitter
Tennis - Monte Carlo Masters - Monaco, 11/04/2016. Alexander Zverev of Germany plays a shot to Andrey Rublev of Russia. REUTERS/Eric Gaillard Stock Photo - Alamy
BNP Paribas Masters 2016 - BNP Paribas
Roger Federer of Switzerland at practice at the Monte-Carlo Rolex Masters Tennis Tournament in Monaco on April 11, 2016. Photo by Corinne Dubreuil/ABACAPRESS.COM Stock Photo - Alamy
Serbian tennis star Novak Djokovic takes part in a training session during the 2016 Shanghai Rolex Masters tennis tournament in Shanghai, China, 13 Oc Stock Photo - Alamy
Watch: Throwback to when Rafael Nadal produced sensational defense against Bryan brothers at 2016 Indian Wells Masters
2013 ATP World Tour - Wikipedia
